tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/regulator/raspberrypi,7inch-touchscreen-panel-regulator-v2.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: RaspberryPi 5" and 7" display V2 MCU-based regulator/backlight controller
8
9maintainers:
10 - Marek Vasut <marek.vasut+renesas@mailbox.org>
11
12description: |
13 The RaspberryPi 5" and 7" display 2 has an MCU-based regulator, PWM
14 backlight and GPIO controller on the PCB, which is used to turn the
15 display unit on/off and control the backlight.
16
17allOf:
18 - $ref: regulator.yaml#
19
20properties:
21 compatible:
22 const: raspberrypi,touchscreen-panel-regulator-v2
23
24 reg:
25 maxItems: 1
26
27 gpio-controller: true
28 "#gpio-cells":
29 const: 2
30 description:
31 The first cell is the pin number, and the second cell is used to
32 specify the gpio polarity (GPIO_ACTIVE_HIGH or GPIO_ACTIVE_LOW).
33
34 "#pwm-cells":
35 const: 3
36 description: See ../../pwm/pwm.yaml for description of the cell formats.
37
38additionalProperties: false
39
40required:
41 - compatible
42 - reg
43 - gpio-controller
44 - "#gpio-cells"
45 - "#pwm-cells"
46
47examples:
48 - |
49 i2c {
50 #address-cells = <1>;
51 #size-cells = <0>;
52 regulator@45 {
53 compatible = "raspberrypi,touchscreen-panel-regulator-v2";
54 reg = <0x45>;
55 gpio-controller;
56 #gpio-cells = <2>;
57 #pwm-cells = <3>;
58 };
59 };
60
61...